77490728

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 172368000

約数和(自身を除く): 94877272

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 149, 251, 259, 296, 298, 502, 518, 596, 1004, 1036, 1043, 1192, 1757, 2008, 2072, 2086, 3514, 4172, 5513, 7028, 8344, 9287, 11026, 14056, 18574, 22052, 37148, 37399, 38591, 44104, 65009, 74296, 74798, 77182, 130018, 149596, 154364, 260036, 261793, 299192, 308728, 520072, 523586, 1047172, 1383763, 2094344, 2767526, 5535052, 9686341, 11070104, 19372682, 38745364, 77490728]

約数ペア:

[(1, 77490728), (2, 38745364), (4, 19372682), (7, 11070104), (8, 9686341), (14, 5535052), (28, 2767526), (37, 2094344), (56, 1383763), (74, 1047172), (148, 523586), (149, 520072), (251, 308728), (259, 299192), (296, 261793), (298, 260036), (502, 154364), (518, 149596), (596, 130018), (1004, 77182), (1036, 74798), (1043, 74296), (1192, 65009), (1757, 44104), (2008, 38591), (2072, 37399), (2086, 37148), (3514, 22052), (4172, 18574), (5513, 14056), (7028, 11026), (8344, 9287)]